A factory owner and the factory workers in Indobodia are involved in a dispute over wages. They both start with the basic data of monthly income (in US\$).

Wage ($\$$ per month)	$2000000$	$1000$	$600$	$200$
Number of workers	$1$	$10$	$14$	$25$

Find the mean?

Find the range of the data set.

$3,6,7,7,8,8,9,10,12,12,15$ 

Lincy records the number of sit-ups she does each day over a period of $16$ days. These are her results:

$12,25,16,37,10,25,30,14,16,50,45,2,20,28,10,40$

Find the upper quartile?

Find the range of the data set.

$4,5,5,7,9,8,15,6,2,10,6,5$ 

Lincy records the number of sit-ups she does each day over a period of $16$ days. These are her results:

$12,25,16,37,10,25,30,14,16,50,45,2,20,28,10,40$.

Complete the following sentence.

On $4$ of the $16$ days, Lincy did more than _____ sit-ups.

The data is listed in ascending order: $5,6,7,7,9,9, r,10,s,13,13,t$. The median of the data is $9.5$. The upper quartile $Q_3$ is $13$. Find the value of $s$?

The number of students in international schools in the country of Portmany is shown below.
$20,600,650,710,790,800,855,878,943,990,1000,1500,1700,1850,2000,2150,2400,2500,2135,6000$

Show this information as a box-and whisker plot.

Draw bar diagram for this data:

The time, in minutes, taken by $100$ students to reply to their friends on social media is shown as a cumulative frequency curve. Find the longest time taken to reply.(Answer without units)